Home / 1,416,007.90-2,120,512.65-940,116.70

Finding the Fourth Proportional to 1,416,007.90, 2,120,512.65 and 940,116.70

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Solution

The fourth proportional to 1,416,007.90, 2,120,512.65 and 940,116.70 is: 1,407,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,007.90 : 2,120,512.65 = 940,116.70 : x
  2. Step 2: Convert to fraction form
    1,416,007.90/2,120,512.65 = 940,116.70/x
  3. Step 3: Cross multiply
    1,416,007.90x = 2,120,512.65 × 940,116.70
  4. Step 4: Simplify right side
    1,416,007.90x = 1,993,529,354,826.26
  5. Step 5: Solve for x
    x = 1,993,529,354,826.26/1,416,007.90
  6. Step 6: Final answer
    x = 1,407,851.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.